/*
    * Copyright 2010 The Kuali Foundation
    *
    * Licensed under the Educational Community License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may	obtain a copy of the License at
    *
    * 	http://www.osedu.org/licenses/ECL-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.kuali.student.admin.ui.mojo;
  
  import java.util.HashSet;
  import java.util.List;
  import java.util.Set;
  
  import org.kuali.student.contract.model.ServiceContractModel;
  import org.kuali.student.contract.model.ServiceMethod;
  import org.kuali.student.contract.model.XmlType;
  import org.kuali.student.contract.model.util.ModelFinder;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   *
   * @author nwright
   */
  public class AdminUiWriterForOneService {
  
  
  	private static final Logger log = LoggerFactory.getLogger(AdminUiWriterForOneService.class);
      
      private ServiceContractModel model;
      private ModelFinder finder;
      private String directory;
      private String rootPackage;
      private String servKey;
  
      public AdminUiWriterForOneService(ServiceContractModel model,
              String directory,
              String rootPackage,
              String servKey) {
          this.model = model;
          this.finder = new ModelFinder(model);
          this.directory = directory;
          this.rootPackage = rootPackage;
          this.servKey = servKey;
      }
  
      /**
       * Write out the entire file
       *
       * @param out
       */
      public void write() {
          List<ServiceMethod> methods = finder.getServiceMethodsInService(servKey);
          if (methods.isEmpty ()) {
              log.warn("No methods defined for servKey: " + servKey);
              return;
          }
          Set<XmlType> types = this.getMainXmlTypesUsedByService(methods);
          if (types.isEmpty()) {
              log.warn("No types defined for servKey: " + servKey);
              return;
          }
          // the main servKey
          log.info("Generating admin UI for " + types.size() + " in " + servKey);
          for (XmlType type : types) {
              new AdminUiInquirableWriter(model, directory, rootPackage, servKey, type, methods).write();
              new AdminUiLookupableWriter(model, directory, rootPackage, servKey, type, methods).write();
              new AdminUiLookupViewBeanWriter(model, directory, rootPackage, servKey, type, methods).write();
              new AdminUiInquiryViewBeanWriter(model, directory, rootPackage, servKey, type, methods).write();
          }
      }
  
      private Set<XmlType> getMainXmlTypesUsedByService(List<ServiceMethod> methods) {
          Set<XmlType> set = new HashSet();
          for (ServiceMethod method : methods) {
              if (method.getReturnValue().getType().endsWith("List")) {
                  continue;
              }
              XmlType returnType = finder.findXmlType(method.getReturnValue().getType());
              if (returnType == null) {
                  continue;
              }
              if (!returnType.getPrimitive().equalsIgnoreCase(XmlType.COMPLEX)) {
                  continue;
              }
              // TYPE only should show up on type service
              if (returnType.getName().equalsIgnoreCase("TypeInfo")) {
                  if (!servKey.equalsIgnoreCase("type")) {
                      continue;
                  }
              }
             // State only should show up on type service
             if (returnType.getName().equalsIgnoreCase("StateInfo")) {
                 if (!servKey.equalsIgnoreCase("state")) {
                     continue;
                 }
             }
 //            if (method.getName().startsWith("create")) {
 //                set.add(returnType);
 //                continue;
 //            }
 //            if (method.getName().startsWith("update")) {
 //                set.add(returnType);
 //                continue;
 //            }
             if (method.getName().startsWith("get")) {
                 if (method.getParameters().size() == 2) {
                     if (method.getParameters().get(0).getType().equalsIgnoreCase("String")) {
                         set.add(returnType);
                         continue;
                     }
                 }
             }
         }
         return set;
     }
 }